[Question] Can't sell items? Error fix!

[OverusedNameHere]

To whoever can help, my game crashes every time the player tries to sell an item. It get this message every time:

##############################################################
[Pokémon Essentials version 19.1]
[Generation 8 Project v1.1.0]
[EBDX v1.2.3]

Exception: RuntimeError
Message: Script error in event 26 (coords 7,5), map 12 (Pokémon Center):
Exception: ArgumentError
Message: wrong number of arguments (given 1, expected 2..5)

***Full script:
pbPokemonMart([
:POKEBALL,:POTION,
:POKEDOLL,:REPEL])


Backtrace:
[Bag Screen w/interactable Party] Script.rb:419:in `pbStartScene'
288:UI_PokeMart:263:in `pbStartSellScene2'
288:UI_PokeMart:244:in `pbStartSellScene'
288:UI_PokeMart:621:in `pbSellScreen'
288:UI_PokeMart:685:in `block in pbPokemonMart'
288:UI_PokeMart:677:in `loop'
288:UI_PokeMart:677:in `pbPokemonMart'
(eval):1:in `execute_script'
033:Interpreter:137:in `eval'
033:Interpreter:137:in `execute_script'


Backtrace:
033:Interpreter:189:in `rescue in execute_script'
033:Interpreter:135:in `execute_script'
034:Interpreter_Commands:1030:in `command_355'
034:Interpreter_Commands:116:in `execute_command'
033:Interpreter:127:in `block in update'
033:Interpreter:87:in `loop'
033:Interpreter:87:in `update'
032:Scene_Map:157:in `block in update'
032:Scene_Map:155:in `loop'
032:Scene_Map:155:in `update'
##############################################################

I have no idea what's causing it. Could it be the plugin I'm using from DiegoWT ((broken link removed))?